<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
</head>

<body>
    <!-- 阻止事件冒泡 @click.stop -->
    <div id="app" @click="handleClick">
        <p :id="item.id" v-for="item of arr">{{item.name}}</p>
    </div>
    <script>
        new Vue({
            data: {
                arr: [
                    { name: "html", id: 1001 },
                    { name: "css", id: 1002 },
                    { name: "js", id: 1003 }
                ]
            },
            methods: {
                handleClick(event) {
                    console.log(event.target.id)
                }
            }
        }).$mount("#app")
    </script>
</body>

</html>